Bike brake disk straightening.

Link to similar to the indicator I have
www.amazon.ca/Neoteck-Indicat...

[@Grow.YT.Views.363]

This video is pure entertainment at its best.

[@MrModify]

.013" is about the thickness of 3 sheets of writing paper, substantiating your point. However it demonstrates the method of correcting a bent rotor disc which was my purpose and it did correct my rubbing problem althought increasing the distance between pads would have accomplished the same thing.